<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>menu</title>
</head>
<body>
    <h1>menu</h1>
    ${pageContext.setAttribute("pageContext","pageContext")}
    ${applicationScope.get("context")}<br>
    ${sessionScope.get("session")}<br>
    ${requestScope.get("request")}<br>
    ${pageContext.getAttribute("pageContext")}<br>
    ${param.username}
</body>
</html>
